Encyclopedia of environmental information sources  a subject guide to about 34,000 print and other sources of information on all aspects of the environment 
Sarojini Balachandran, editor. 
 - Detroit:  Gale Research,  c1993. 
 - xxxi, 1813 p.  29 cm. 
 - Gale environmental library .
<br/><br/> "Includes: abstracting and indexing services, almanacs and yearbooks, bibliographies, directories, encyclopedias and dictionaries, general works, governmetal organizations, handbooks and manuals, online data bases, periodicals and newletters, research centers and institutes, statistics sources, and trade associations and professional societies." 
<br/><br/>Includes bibliographical references (p. 1509-1813). 
<br/><br/><label>ISBN: </label>0810385686 (recycled, acid-free paper)  125.00 
<br/><br/><label>LCCN: </label>92010925  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental protection--Bibliography.<br/>Conservation of natural resources--Bibliography.<br/>Ecology--Bibliography.
<br/><br/><label>LC Class. No.: </label>Z5863.P7  TD170  / E54 1993 
<br/><br/><label>Dewey Class. No.: </label>016.3637